Home / 2,641.48-3,636.90-2,326.54

Finding the Fourth Proportional to 2,641.48, 3,636.90 and 2,326.54

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Solution

The fourth proportional to 2,641.48, 3,636.90 and 2,326.54 is: 3,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641.48 : 3,636.90 = 2,326.54 : x
  2. Step 2: Convert to fraction form
    2,641.48/3,636.90 = 2,326.54/x
  3. Step 3: Cross multiply
    2,641.48x = 3,636.90 × 2,326.54
  4. Step 4: Simplify right side
    2,641.48x = 8,461,393.33
  5. Step 5: Solve for x
    x = 8,461,393.33/2,641.48
  6. Step 6: Final answer
    x = 3,203.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.